Table 2 Univariate Cox regression analysis of 5-year overall survival in CRC.

Age, years <60 versus ≥60

1.331

0.742–2.389

0.338

Sex Female versus male

1.478

0.814–2.684

0.200

Tumor stage T1–T2 versus T3–T4

0.042

0.001–3.071

0.148

Nodal stage N0 versus N1–3

0.572

0.242–1.351

0.203

Tumor metastasis M0 versus M1

0.168

0.091–0.308

<0.001

TNM stage I, II versus III, IV

0.107

0.015–0.774

0.027

Tumor grade (differentiation) Well versus moderate, poor

0.515

0.125–2.125

0.359

CEA (5 ng/mL cutoff) Low versus high

0.531

0.294–0.961

0.036

PLSCR1 expression Low versus high

0.438

0.306–0.552

0.047